Ключевые слова: air, alarming, atmosphere, awareness, billowing, burning, change, chemicals, choking, city, climate, clouds, contamination, crisis, damage, danger, degradation, devastation, development, disaster, disposal, dump, ecology, emissions, environmental, fumes, garbage, harmful, hazard, hazardous, health, impact, industrial, landfill, nature, pollution, quality, rising, risk, skyline, smoke, spreading, thick, toxic, unhealthy, urban, waste,